!!! WARNING: to diplay a chart I generate custom characters with LiquidCrystalCreateChar function. On a 16x2 lcd HD44780 the max number of custom character is 8 see: https://www.arduino.cc/en/Reference/LiquidCrystalCreateChar.
!!! WARNING: to diplay a chart I generate custom characters with LiquidCrystalCreateChar function. On a 16x2 lcd HD44780 the max number of custom character is 8 see: https://www.arduino.cc/en/Reference/LiquidCrystalCreateChar.